Overview Buprenorphine for Treatment Resistant Depression Status: Completed Trial end date: 2013-08-01 Target enrollment: Participant gender: Summary The purpose of this study is to compare the safety and efficacy of buprenorphine with placebo for adults with treatment resistant depression (TRD). Phase: Phase 3 Details Lead Sponsor: University of PittsburghCollaborator: National Alliance for Research on Schizophrenia and DepressionTreatments: Buprenorphine